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Definition of 3D in English:

3D

(also 3-D)

adjective

  • 1Three-dimensional.

    • ‘a 3D model’
    1. 1.1Relating to or denoting a film or video game that creates an impression of depth and solidity, typically by means of stereoscopic techniques.
      • ‘a 3D first-person shooter game’

noun

  • The quality of being three-dimensional.

    ‘all their projects are modeled in 3D from start to finish’
    • ‘today saw the debut of the station's new weather graphics, in 3D and with dynamic imaging’